Next Week 131: Datums & Reference Frames Week 132: Drone Survey Accuracy & How to Prove It 1 min read2 weeks ago Watch LaterRemove Cinema Mode FacebookXLinkedInEmail Logan Campbell of Aerotas presents on Drone Survey Accuracy and how to prove it. Latest Posts Week 131: Datums & Reference Frames 4 weeks ago Week 130: Getting organized for the FS & CST exams 1 month ago Week 129: Field To Finish – CAD Done Right 2 months ago